#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const ll N = 1e3 + 10;
#define yes cout << "YES" << endl
#define no cout << "NO" << endl
string s[2];
void solve()
{
    cin >> s[0] >> s[1];
    
}
int main()
{
    ll t = 1;
    // cin >> t;
    while (t--)
    {
        solve();
    }
    return 0;
}